Evidence map›Paper›PMID 36928090›Full record

ArticleThe Journal of clinical investigation2023

Kras oncogene ablation prevents resistance in advanced lung adenocarcinomas.

Marina Salmón, Ruth Álvarez-Díaz, Coral Fustero-Torre, Oksana Brehey, Carmen G Lechuga, Manuel Sanclemente, Fernando Fernández-García, Alejandra López-García, María Carmen Martín-Guijarro, Sandra Rodríguez-Perales and 12 more

Abstract read
In one paragraph

Article in The Journal of clinical investigation, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

32 citing papers in PubMed.

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  17. Blocking C-terminal processing of KRAS4b via a direct covalent attack on the CaaX-box cysteine.Proceedings of the National Academy of Sciences of the United States of America · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

22 authors.

Marina SalmónExperimental Oncology Group, Molecular Oncology Program.
Ruth Álvarez-DíazExperimental Oncology Group, Molecular Oncology Program.
Coral Fustero-TorreBioinformatics Unit.
Oksana BreheyExperimental Oncology Group, Molecular Oncology Program.
Carmen G LechugaExperimental Oncology Group, Molecular Oncology Program.
Manuel SanclementeExperimental Oncology Group, Molecular Oncology Program.
Fernando Fernández-GarcíaExperimental Oncology Group, Molecular Oncology Program.
Alejandra López-GarcíaExperimental Oncology Group, Molecular Oncology Program.
María Carmen Martín-GuijarroMolecular Cytogenetics and Genome Editing Unit, Human Cancer Genetics Program.
Sandra Rodríguez-PeralesMolecular Cytogenetics and Genome Editing Unit, Human Cancer Genetics Program.
Emily Bousquet-MurExperimental Oncology Group, Molecular Oncology Program.
Lucía Morales-CachoExperimental Oncology Group, Molecular Oncology Program.
Francisca MuleroMolecular Imaging Unit.
Fátima Al-ShahrourBioinformatics Unit.
Lola MartínezFlow Cytometry Unit.
Orlando DomínguezGenomics Unit.
Eduardo CaleirasHistopathology Unit, and.
Sagrario OrtegaMouse Genome Editing Unit, Centro Nacional de Investigaciones Oncológicas (CNIO), Madrid, Spain.
Carmen GuerraExperimental Oncology Group, Molecular Oncology Program.
Monica MusteanuExperimental Oncology Group, Molecular Oncology Program.
Matthias DrostenExperimental Oncology Group, Molecular Oncology Program.
Mariano BarbacidExperimental Oncology Group, Molecular Oncology Program.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

KRASG12C inhibitors have revolutionized the clinical management of patients with KRASG12C-mutant lung adenocarcinoma. However, patient exposure to these inhibitors leads to the rapid onset of resistance. In this study, we have used genetically engineered mice to compare the therapeutic efficacy and the emergence of tumor resistance between genetic ablation of mutant Kras expression and pharmacological inhibition of oncogenic KRAS activity. Whereas Kras ablation induces massive tumor regression and prevents the appearance of resistant cells in vivo, treatment of KrasG12C/Trp53-driven lung adenocarcinomas with sotorasib, a selective KRASG12C inhibitor, caused a limited antitumor response similar to that observed in the clinic, including the rapid onset of resistance. Unlike in human tumors, we did not observe mutations in components of the RAS-signaling pathways. Instead, sotorasib-resistant tumors displayed amplification of the mutant Kras allele and activation of xenobiotic metabolism pathways, suggesting that reduction of the on-target activity of KRASG12C inhibitors is the main mechanism responsible for the onset of resistance. In sum, our results suggest that resistance to KRAS inhibitors could be prevented by achieving a more robust inhibition of KRAS signaling mimicking the results obtained upon Kras ablation.

Indexed as

Adenocarcinoma of LungLung NeoplasmsAnimalsMiceMutationOncogenesProto-Oncogene Proteins p21(ras)Signal TransductionKRAS protein, humanProto-Oncogene Proteins p21(ras)Drug therapyLung cancerOncogenesOncology

Identifiers

PMID36928090
PMCPMC10065067

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.